Last Week Tim Got a Score of X = 54

question 64

Multiple Choice

Last week Tim got a score of X = 54 on a math exam with µ = 60 and σ = 8.He also got X = 49 on an English exam with µ = 55 and σ = 3,and he got X = 31 on a psychology exam with µ = 37 and σ = 4.For which class should Tim expect the best grade?

• A)Math
• B)English
• C)Psychology
• D)All 3 grades should be the same.

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Definitions:

Monocot Embryo

An embryo from a monocotyledonous plant, characterized by having a single cotyledon (seed leaf).

Coleoptile

The protective sheath covering the emerging shoot in monocotyledons, such as grasses and cereals.

Eudicot Cotyledon

One of the two major groups of angiosperms (flowering plants) characterized by embryos with two cotyledons or "seed leaves."

Triploid Endosperm

A tissue in seeds of flowering plants that is formed during fertilization and nourishes the developing embryo with a triple set of chromosomes.